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-rw-r--r--third_party/aom/test/md5_helper.h76
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diff --git a/third_party/aom/test/md5_helper.h b/third_party/aom/test/md5_helper.h
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-/*
- * Copyright (c) 2016, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#ifndef AOM_TEST_MD5_HELPER_H_
-#define AOM_TEST_MD5_HELPER_H_
-
-#include "aom/aom_decoder.h"
-#include "common/md5_utils.h"
-
-namespace libaom_test {
-class MD5 {
- public:
- MD5() { MD5Init(&md5_); }
-
- void Add(const aom_image_t *img) {
- for (int plane = 0; plane < 3; ++plane) {
- const uint8_t *buf = img->planes[plane];
- // Calculate the width and height to do the md5 check. For the chroma
- // plane, we never want to round down and thus skip a pixel so if
- // we are shifting by 1 (chroma_shift) we add 1 before doing the shift.
- // This works only for chroma_shift of 0 and 1.
- const int bytes_per_sample =
- (img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1;
- const int h =
- plane ? (img->d_h + img->y_chroma_shift) >> img->y_chroma_shift
- : img->d_h;
- const int w =
- (plane ? (img->d_w + img->x_chroma_shift) >> img->x_chroma_shift
- : img->d_w) *
- bytes_per_sample;
-
- for (int y = 0; y < h; ++y) {
- MD5Update(&md5_, buf, w);
- buf += img->stride[plane];
- }
- }
- }
-
- void Add(const uint8_t *data, size_t size) {
- MD5Update(&md5_, data, static_cast<uint32_t>(size));
- }
-
- const char *Get(void) {
- static const char hex[16] = {
- '0', '1', '2', '3', '4', '5', '6', '7',
- '8', '9', 'a', 'b', 'c', 'd', 'e', 'f',
- };
- uint8_t tmp[16];
- MD5Context ctx_tmp = md5_;
-
- MD5Final(tmp, &ctx_tmp);
- for (int i = 0; i < 16; i++) {
- res_[i * 2 + 0] = hex[tmp[i] >> 4];
- res_[i * 2 + 1] = hex[tmp[i] & 0xf];
- }
- res_[32] = 0;
-
- return res_;
- }
-
- protected:
- char res_[33];
- MD5Context md5_;
-};
-
-} // namespace libaom_test
-
-#endif // AOM_TEST_MD5_HELPER_H_